Home / 18,557.06-27,791.84-14,363.48

Finding the Fourth Proportional to 18,557.06, 27,791.84 and 14,363.48

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Solution

The fourth proportional to 18,557.06, 27,791.84 and 14,363.48 is: 21,511.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,557.06 : 27,791.84 = 14,363.48 : x
  2. Step 2: Convert to fraction form
    18,557.06/27,791.84 = 14,363.48/x
  3. Step 3: Cross multiply
    18,557.06x = 27,791.84 × 14,363.48
  4. Step 4: Simplify right side
    18,557.06x = 399,187,538.00
  5. Step 5: Solve for x
    x = 399,187,538.00/18,557.06
  6. Step 6: Final answer
    x = 21,511.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.